Meet Our Team

Sandy Willmann

Sandy joined Mainsprings in January 2023 after holding several leadership positions in advancement departments at educational institutions in Tulsa starting with The University of Tulsa in the early 1990’s, and most recently serving as Director of School Advancement for Cascia Hall Preparatory School. Having followed Mainsprings since its founding, she knew she wanted to be a part of the team as soon as the opportunity arose. She serves as the Director of Development and Assistant to the Founder/CEO. Besides spending time with her two sons, Sandy enjoys traveling to warm climates and watching football, basketball and soccer